Moves ash content specific tests into ash_content_unittests

chrome/test/base/ash_test_environment_chrome.h

Index: chrome/test/base/ash_test_environment_chrome.h
diff --git a/chrome/test/base/ash_test_environment_chrome.h b/chrome/test/base/ash_test_environment_chrome.h
new file mode 100644
index 0000000000000000000000000000000000000000..06708c85e85f5763f4d042723d23e4bf9eab3f48
--- /dev/null
+++ b/chrome/test/base/ash_test_environment_chrome.h
@@ -0,0 +1,24 @@
+// Copyright 2016 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef CHROME_TEST_BASE_ASH_TEST_ENVIRONMENT_CHROME_H_
+#define CHROME_TEST_BASE_ASH_TEST_ENVIRONMENT_CHROME_H_
+
+#include "ash/test/ash_test_environment.h"
+#include "base/macros.h"
+
+class AshTestEnvironmentChrome : public ash::test::AshTestEnvironment {
+ public:
+  AshTestEnvironmentChrome();
+  ~AshTestEnvironmentChrome() override;
+
+  // AshTestEnvironment:
+  base::SequencedWorkerPool* GetBlockingPool() override;
+  std::unique_ptr<views::ViewsDelegate> CreateViewsDelegate() override;
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(AshTestEnvironmentChrome);
+};
+
+#endif  // CHROME_TEST_BASE_ASH_TEST_ENVIRONMENT_CHROME_H_